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/*------------------------------------------------------------------------------------------------------------------
Includes
*/
#include "stm32l4xx_hal.h"
#include "xBSP_Config.h"

/*------------------------------------------------------------------------------------------------------------------
Macros
*/

/*------------------------------------------------------------------------------------------------------------------
Variables
*/

/*------------------------------------------------------------------------------------------------------------------
Functions
*/

void Error_Handler(void)
{
  /* USER CODE BEGIN Error_Handler_Debug */
  /* User can add his own implementation to report the HAL error return state */
  __disable_irq();
  while (1)
  {
  }
  /* USER CODE END Error_Handler_Debug */
}

/*
***************************************************************************************************************
@ Brief  : Set Vector table

@ Param  : None

@ Return : NONE

@ Author : LYC

@  Date  : 2018 - 12 - 24
***************************************************************************************************************
*/
void xBSP_VectorInit(void)
{

}

/*
***************************************************************************************************************
@ Brief  : Set System Clock

@ Param  : None

@ Return : NONE

@ Author : LYC

@  Date  : 2018 - 12 - 24
***************************************************************************************************************
*/
void xBSP_SystemClockConfig(void)
{
    RCC_OscInitTypeDef RCC_OscInitStruct = {0};
    RCC_ClkInitTypeDef RCC_ClkInitStruct = {0};

//    __HAL_RCC_PWR_CLK_ENABLE();

    /** Configure the main internal regulator output voltage
     */
    if (HAL_PWREx_ControlVoltageScaling(PWR_REGULATOR_VOLTAGE_SCALE1) != HAL_OK)
    {
        Error_Handler();
    }
    /** Initializes the RCC Oscillators according to the specified parameters
     * in the RCC_OscInitTypeDef structure.
     */
    RCC_OscInitStruct.OscillatorType = RCC_OSCILLATORTYPE_HSE;
    RCC_OscInitStruct.HSEState = RCC_HSE_ON;
    RCC_OscInitStruct.PLL.PLLState = RCC_PLL_ON;
    RCC_OscInitStruct.PLL.PLLSource = RCC_PLLSOURCE_HSE;
    RCC_OscInitStruct.PLL.PLLM = 1;
    RCC_OscInitStruct.PLL.PLLN = 20;
    RCC_OscInitStruct.PLL.PLLP = RCC_PLLP_DIV7;
    RCC_OscInitStruct.PLL.PLLQ = RCC_PLLQ_DIV2;
    RCC_OscInitStruct.PLL.PLLR = RCC_PLLR_DIV2;
    if (HAL_RCC_OscConfig(&RCC_OscInitStruct) != HAL_OK)
    {
        Error_Handler();
    }
    /** Initializes the CPU, AHB and APB buses clocks
     */
    RCC_ClkInitStruct.ClockType = RCC_CLOCKTYPE_HCLK|RCC_CLOCKTYPE_SYSCLK
                                |RCC_CLOCKTYPE_PCLK1|RCC_CLOCKTYPE_PCLK2;
    RCC_ClkInitStruct.SYSCLKSource = RCC_SYSCLKSOURCE_PLLCLK;
    RCC_ClkInitStruct.AHBCLKDivider = RCC_SYSCLK_DIV1;
    RCC_ClkInitStruct.APB1CLKDivider = RCC_HCLK_DIV1;
    RCC_ClkInitStruct.APB2CLKDivider = RCC_HCLK_DIV1;

    if (HAL_RCC_ClockConfig(&RCC_ClkInitStruct, FLASH_LATENCY_4) != HAL_OK)
    {
        Error_Handler();
    }
}


/*
***************************************************************************************************************
@ Brief  : System Config

@ Param  : None

@ Return : NONE

@ Author : LYC

@  Date  : 2018 - 12 - 24
***************************************************************************************************************
*/
void xBSP_Config(void)
{
    HAL_Init();
	//中断向量表初始化
	xBSP_VectorInit();	
	
	//系统时钟初始化
	xBSP_SystemClockConfig();   
}







/****************************************************END OF FILE*****************************************************/

